cloud-fan commented on a change in pull request #28852:
URL: https://github.com/apache/spark/pull/28852#discussion_r455917399
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File path:
sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/FileIndexSuite.scala
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@@ -488,6 +489,30 @@ class FileIndexSuite extends SharedSparkSession {
val fileIndex = new TestInMemoryFileIndex(spark, path)
assert(fileIndex.leafFileStatuses.toSeq == statuses)
}
+
+ test("expire FileStatusCache if TTL is configured") {
+ val previousValue = SQLConf.get.getConf(StaticSQLConf.METADATA_CACHE_TTL)
+ try {
+ SQLConf.get.setConf(StaticSQLConf.METADATA_CACHE_TTL, 1L)
Review comment:
ah i see, it's kind of a workaround to set static conf at runtime. Maybe
we should add a comment to speak it out.
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